Compact pure Java HTTP server. Simple and efficient environment for running your servlets.  

Interprocess Communication Server

Interprocess synchronization and communication primitives for Java and C++: semaphore, event, mutex, barrier, queue, shared memory, shared and exclusive lock  

Java Job Scheduler

Cron-like utility for scheduling java and OS jobs. Absolute, periodical, triggered scheduling. Interaction with JIPC servers (monitoring queues and handling queue overflow). Scheduling data is kept in any RDBMS with JDBC interface. In case of system fault, scheduler is able to correctly restart tasks been executed at the time of the crash.  

 Jsync - collection of synchronization classes for Java

Semaphore, Event, Mutex, Conveyer, Concurrent, Pipe, Barrier, Assert...  


Fast synchronized access to shared memory for Windows and for i86 Unix-es